Writes the new watermarked JSON to a file or prints it to the console. 4. Example Script Structure
-- Watermark-json_hilfiger.lua local json = require("dkjson") -- Assume dkjson library is used local function addWatermark(jsonString, watermarkText) local data, pos, err = json.decode(jsonString, 1, nil) if err then return nil, "Error decoding JSON: " .. err end -- Applying the watermark field data["watermark"] = watermarkText data["timestamp"] = os.date("%Y-%m-%d %H:%M:%S") -- Re-encode to JSON return json.encode(data, { indent = true }) end -- Example Usage local inputJson = '{"file_id": 101, "content": "secret_data"}' local watermarkedJson = addWatermark(inputJson, "HILFIGER_PROTECTED") print(watermarkedJson) Use code with caution. Copied to clipboard 5. Technical Requirements & Installation Lua 5.1, 5.2, 5.3, or LuaJIT.
is a specialized scripting tool written in Lua designed to inject, verify, or manipulate watermark text within JSON data structures. It focuses on automating the protection of data integrity or applying security labels to exported JSON files (e.g., "Confidential", "Draft", or user-specific watermarks). 2. Use Cases Watermark-json_hilfiger.lua
Ensure the JSON library ( dkjson ) is properly installed and in the Lua path.
Modify the watermarkText variable within the script to change the visible watermark (e.g., "Draft", "Confidential", "Internal Only"). Writes the new watermarked JSON to a file
Place Watermark-json_hilfiger.lua and necessary libraries in the script directory. 6. How to Configure
dkjson.lua or cjson (common in OpenResty/Nginx or FiveM environments). err end -- Applying the watermark field data["watermark"]
Inserting a "Confidential" watermark into JSON data before exporting it to untrusted systems.